Lead Mechanical Engineer HVAC/Building Services (Hybrid)

Amentum; Bristol; Hybrid; GBP 45,000 - 70,000; Full time

Job summary

A leading engineering company is seeking a Lead Mechanical Engineer specializing in HVAC and Building Services in Bristol. This role involves engaging in high-profile projects within the nuclear and defence sectors, offering opportunities to develop and deliver innovative engineering solutions. Join a diverse team that values integrity, safety, and professional growth while benefiting from competitive compensation, flexible work arrangements, and a focus on inclusivity.

Benefits

Competitive compensation

Free single medical cover

Enhanced parental leave pay

Support for professional development

Flexible working arrangements

Qualifications

• Experience in the use of CIBSE guides.
• Must be a UK National and able/willing to obtain SC level security clearance.
• Experience in the nuclear and/or defence industries preferred.

Responsibilities

• Engage with a strong client base and manage design projects.
• Conduct business travel to client sites.
• Work in a multi-discipline team to develop engineering solutions.

Skills

Familiarity with engineering software packages

Ability to liaise with multiple stakeholders

Experience in producing design deliverables

Experience in producing tender specifications

Education

Relevant Mechanical Engineering education

Tools

CAD

Hevacomp

BIM

Simulation tools

Job description

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Lead Mechanical Engineer HVAC/Building Services (Hybrid), Bristol

Client: Amentum

Location: Bristol, United Kingdom

Job Category: Other

EU work permit required: Yes

Job Reference: 6521b9d8b712

Job Views: 8

Posted: 22.06.2025

Expiry Date: 06.08.2025

Job Description:

Our Defence and Security teams provide design and engineering services for our nuclear and defence clients across the UK and abroad. Our team is experiencing exciting growth and long-term prospects within our established practice, and we are looking for Mechanical/HVAC engineers with transferable skills who are passionate about developing themselves and in meeting new challenges. We offer hybrid working with 1-2 days in the office. Occasional site visits may be necessary.

About the opportunity:

We are looking to recruit and develop career-minded people to bolster our well-established and growing multi-discipline engineering delivery capability to meet opportunities in the nuclear and defence industries. Our projects include developing solutions through all RIBA stages in highly regulated environments, in support of air, land, and sea defence establishments, the UK nuclear submarine fleet, and both existing and new build nuclear power stations.

You will preferably have experience of working in the nuclear and/or defence industries, but also those with relevant industrial design experience looking to work in a technically challenging environment. In this role, you will be part of a several hundred-strong team across the UK, working within the Mechanical Engineering team based in Glasgow, Warrington, Bristol, or Reading.

Additional responsibilities include:

• Occasional expensed business travel to client sites.
• Engaging with a strong client base with a full pipeline of projects.

We aim to inspire and empower you to deliver your best work so you can evolve, grow, and succeed. We offer opportunities to develop your career within a supportive and diverse team committed to doing the right thing for our people, clients, and communities.

Our benefits include competitive compensation, free single medical cover, digital GP services, family-friendly benefits such as enhanced parental leave pay, and support for professional development. We also promote work-life balance and flexible working arrangements.

Qualifications and experience required:

• Relevant Mechanical Engineering education.
• Experience in the use of CIBSE guides.
• Experience in producing design deliverables such as plant sizing calculations and commissioning of mechanical building systems.
• Familiarity with engineering software packages like CAD, Hevacomp, BIM, and simulation tools.
• Ability to liaise with multiple stakeholders and coordinate with other design disciplines.
• Experience in producing tender specifications for mechanical building services.
• Must be a UK National and able/willing to obtain SC level security clearance, including residency in the UK for the past 5 years.

Our Culture:

We prioritize safety, integrity, inclusion, and diversity. We foster a culture of caring, support mental health, and promote belonging among our employees. We are committed to embedding inclusion and diversity in all aspects of our work, partnering with VERCIDA and being a Disability Confident employer. We welcome applications from candidates seeking flexible working arrangements.